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Kentucky

$203+ Cheap flights from Idaho Falls (IDA) to Kentucky

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — SDF
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Idaho Falls to Kentucky

Keep the following information in mind while searching for Idaho Falls to Kentucky flight deals. Data was last updated September 15, 2025.

Round-trip from

$327
(United Airlines)

One-way from

$203
(American Airlines)
From Idaho Falls Fanning Field to Kentucky
Search Deals
One-way flight from Idaho Falls Fanning Field to Kentucky
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Find flight deals from Idaho Falls to Kentucky

Cheapest flights from Idaho Falls to Kentucky
Explore the most affordable flight options available from Idaho Falls to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This United Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/305:00 amIDA - TYS
1 stop8h 06mUnited Airlines
Tue 10/78:40 amTYS - IDA
1 stop6h 53mUnited Airlines
Deal found 9/13$327
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:58 pmIDA - SDF
1 stop6h 00mAmerican Airlines
Tue 12/167:13 amSDF - IDA
1 stop8h 14mAmerican Airlines
Deal found 9/13$364
This Alaska Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/204:15 pmIDA - BNA
1 stop12h 25mAlaska Airlines
Fri 10/317:15 amBNA - IDA
1 stop8h 58mAlaska Airlines
Deal found 9/13$388
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:44 amIDA - BNA
1 stop6h 42mAmerican Airlines
Fri 11/146:45 amBNA - IDA
1 stop7h 43mAmerican Airlines
Deal found 9/14$389
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2912:55 pmIDA - TYS
1 stop6h 08mAmerican Airlines
Sat 11/15:15 amTYS - IDA
1 stop9h 10mAmerican Airlines
Deal found 9/15$404
This United Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/49:41 amIDA - SDF
2 stops11h 49mUnited Airlines
Sat 10/113:30 pmSDF - IDA
1 stop7h 22mUnited Airlines
Deal found 9/13$422
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/114:39 pmIDA - BNA
1 stop7h 20mMultiple Airlines
Sun 12/147:40 pmBNA - IDA
2 stops24h 46mMultiple Airlines
Deal found 9/14$430
This Hawaiian Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/133:50 pmIDA - BNA
1 stop7h 27mHawaiian Airlines
Mon 11/177:15 amBNA - IDA
1 stop8h 58mHawaiian Airlines
Deal found 9/13$432
This United Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/202:35 pmIDA - BNA
1 stop6h 00mUnited Airlines
Fri 10/318:00 amBNA - IDA
2 stops8h 16mUnited Airlines
Deal found 9/12$433
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/191:11 pmIDA - BNA
1 stop18h 21mAmerican Airlines
Thu 10/305:35 amBNA - IDA
1 stop7h 50mAmerican Airlines
Deal found 9/13$434
This Kiwi.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3010:13 pmIDA - BNA
2 stops19h 15mMultiple Airlines
Sun 11/210:37 pmBNA - IDA
1 stop16h 24mMultiple Airlines
Deal found 9/13$444
This United Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/52:45 pmIDA - SDF
1 stop5h 52mUnited Airlines
Tue 12/1612:20 pmSDF - IDA
2 stops10h 52mUnited Airlines
Deal found 9/13$447

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Kentucky that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Idaho Falls to Kentucky that are best for you.

Fly from

Idaho Falls

Fly to

Kentucky

Route

Depart

Return

Price

Idaho FallsKnoxville

IDA - TYS

IDATYS

Idaho Falls Fanning Field

Tue 9/30

5:00 am-3:06 pm

1 stop8h 06m

Knoxville McGhee Tyson

Tue 10/7

8:40 am-1:33 pm

1 stop6h 53m

$327

Idaho FallsLouisville

IDA - SDF

IDASDF

Idaho Falls Fanning Field

Fri 12/5

1:58 pm-9:58 pm

1 stop6h 00m

Louisville Intl

Tue 12/16

7:13 am-1:27 pm

1 stop8h 14m

$364

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Tue 3/10

1:05 pm-10:20 pm

1 stop8h 15m

Nashville Intl

Wed 3/11

1:45 pm-6:15 pm

1 stop5h 30m

$371

Idaho FallsCincinnati

IDA - CVG

IDACVG

Idaho Falls Fanning Field

Wed 2/25

8:00 am-5:10 pm

1 stop7h 10m

Cincinnati Cinci./N. Kentucky

Wed 3/4

8:00 am-3:23 pm

1 stop9h 23m

$371

Idaho FallsCincinnati

IDA - CVG

IDACVG

Idaho Falls Fanning Field

Mon 2/23

8:00 am-5:10 pm

1 stop7h 10m

Cincinnati Cinci./N. Kentucky

Tue 3/3

8:00 am-3:23 pm

1 stop9h 23m

$371

Idaho FallsCincinnati

IDA - CVG

IDACVG

Idaho Falls Fanning Field

Fri 2/27

8:00 am-5:10 pm

1 stop7h 10m

Cincinnati Cinci./N. Kentucky

Wed 3/4

8:00 am-3:23 pm

1 stop9h 23m

$386

Idaho FallsCincinnati

IDA - CVG

IDACVG

Idaho Falls Fanning Field

Thu 2/26

8:00 am-5:10 pm

1 stop7h 10m

Cincinnati Cinci./N. Kentucky

Sat 3/7

8:00 am-3:23 pm

1 stop9h 23m

$386

Idaho FallsCincinnati

IDA - CVG

IDACVG

Idaho Falls Fanning Field

Fri 2/27

8:00 am-5:10 pm

1 stop7h 10m

Cincinnati Cinci./N. Kentucky

Tue 3/3

8:00 am-3:23 pm

1 stop9h 23m

$386

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Mon 10/20

4:15 pm-5:40 am

1 stop12h 25m

Nashville Intl

Fri 10/31

7:15 am-3:13 pm

1 stop8h 58m

$388

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Wed 10/29

6:44 am-2:26 pm

1 stop6h 42m

Nashville Intl

Fri 11/14

6:45 am-1:28 pm

1 stop7h 43m

$389

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 41 results
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Best time to book a flight from Idaho Falls to Kentucky

Have a flexible travel schedule? Discover the best time to fly to Kentucky from Idaho Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Idaho Falls to Kentucky
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Kentucky

Get insights into the airlines that provide service to Kentucky. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kentucky. Reviews last updated September 15, 2025.
Read through reviews of airlines operating flights from Idaho Falls to Kentucky, such as United Airlines and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,929 reviews

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,929 reviews
United Airlines
7.4
Good
8,929 reviews

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,929 reviews

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Kentucky. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Idaho Falls to Kentucky?

    For a flight from Idaho Falls to Kentucky, you will be flying from Fanning Field. Idaho Falls Fanning Field (IDA) is just 3.8 mi from the center of the city.

  • How long is the flight from Idaho Falls to Kentucky?

    Airlines like United Airlines, American Airlines, and Delta fly from Idaho Falls to Kentucky in about 6h. The time it takes to get you to your destination can typically vary by up to 2h 15m. The distance between Idaho Falls and Kentucky is about 1417 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Idaho Falls to Kentucky one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $203. However, be on the lookout for offers from United Airlines and Alaska Airlines, as they are both options that can get you from Idaho Falls to Kentucky for a low price.

  • What are the most popular routes from Idaho Falls to Kentucky?

    While some choose either Idaho Falls Fanning Field - Cincinnati Cinci./N. Kentucky or Idaho Falls Fanning Field - Louisville Intl, Idaho Falls Fanning Field - Nashville Intl is the most popular route from Idaho Falls to Kentucky.

  • Can I find deals for flights from Idaho Falls to Kentucky that include hotel bookings?

    Yes. In addition to deals on Idaho Falls to Kentucky flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to Kentucky?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Kentucky.

  • Can I find deals for business class flights from Idaho Falls to Kentucky?

    Yes. Cheapflights offers flight deals from Idaho Falls to Kentucky by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Idaho Falls to Kentucky?

    Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Kentucky (average of $299). Flying from Idaho Falls to Kentucky in April is currently the most expensive (average of $369). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Idaho Falls to Kentucky

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Idaho Falls to Kentucky

Discover the top 2 airlines that operate flights from Idaho Falls to Kentucky. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$268Average$400FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$403Average$523FlexibilityNo cancel feeOn-time69%

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